Stephen Fierstien, M.D.
NPI 1447212188 · Diagnostic Radiology Physician · Beverly Hills, CA
Stephen Fierstien, M.D. is a Diagnostic Radiology Physician provider in Beverly Hills, CA (NPI 1447212188).
Provider details
- NPI number
- 1447212188
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G21040 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is Stephen Fierstien's NPI number?
- Stephen Fierstien's National Provider Identifier (NPI) is 1447212188, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Fierstien's specialty?
- Stephen Fierstien is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Fierstien located?
- Stephen Fierstien's practice location on file with NPPES is 145 S Doheny Dr, Beverly Hills, CA 90211-2509.
- What is Stephen Fierstien's phone number?
- The practice phone number listed in the NPPES registry for Stephen Fierstien is (310) 550-5858.
- Is Stephen Fierstien's NPI active?
- Yes — Stephen Fierstien's NPI (1447212188) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.